<template>
  <div id="app">
    <h2>选择喜欢的</h2>
    <p>请选择你喜欢的专栏</p>
    <span v-for="(item, i) in arr" :key="i">
      <input type="checkbox" :value="item" v-model="hobby" />
      {{ item }}
    </span>

    <ul>
      <li v-for="(item, i) in hobby" :key="i">{{ item }}</li>
    </ul>
  </div>
</template>

<script>
export default {
  data() {
    return {
      hobby: [],
      arr: ["科幻", "喜剧", "动漫", "冒险", "科技", "军事", "娱乐", "奇闻"],
    };
  },
};
</script>

<style>
</style>